11132003131 has 4 divisors (see below), whose sum is σ = 11132321200. Its totient is φ = 11131685064.

The previous prime is 11132003117. The next prime is 11132003137. The reversal of 11132003131 is 13130023111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11132003131 is a prime.

It is a super-2 number, since 2×11132003131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11132003137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98976 + ... + 179053.

It is an arithmetic number, because the mean of its divisors is an integer number (2783080300).

Almost surely, 2^11132003131 is an apocalyptic number.

11132003131 is a deficient number, since it is larger than the sum of its proper divisors (318069).

11132003131 is an equidigital number, since it uses as much as digits as its factorization.

11132003131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318068.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11132003131 its reverse (13130023111), we get a palindrome (24262026242).

The spelling of 11132003131 in words is "eleven billion, one hundred thirty-two million, three thousand, one hundred thirty-one".